package com.sfzy.service;

import com.github.pagehelper.PageInfo;
import com.sfzy.entity.CourseRating;

import java.util.List;

public interface CourseRatingService {
    int addCourseRating(CourseRating courseRating);
    int deleteCourseRating(int id);
    int updateCourseRating(CourseRating courseRating);
    CourseRating getById3(int id);
    PageInfo<CourseRating> getByPage3(CourseRating courseRating,int pageNum,int pageSize);


}
